0.41 ctw Diamond Three-Stone Engagement Ring18K white gold semi mount ring from the Noam Carver Collection, designed for a 2. 00ct round center in a 4 prong setting. Features 2 round diamonds totaling 0. 41ctw, each set in 4 prong settings. In store ring is a sample. Available by special order only. Other metal colors, types, diamond shapes, and sizes are also available by special order. Center sold separately.